Dr. Houston is the Senior Pastor-Teacher at the First Baptist Church of Georgetown, Kentucky.  Prior to that he pastored for 25 years in Tennessee.  Dr. Houston has taught as an adjunct professor of religion at Georgetown College, and assistant professor at Knoxville College.  He served as the Martin Luther King, Jr. Fellow at Southern Baptist Theological Smeinary.

Dr. Houston is a popular speaker and staff writer for the Boyd Publications Corporation.  He was a contributing author for The Minister's Companion.